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91 Cards in this Set
- Front
- Back
definition of psychology
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scientific study of behavior and mental processes
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how psyc got started
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scholars wanted to find out how the mind works and how our bodies related to our minds
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empiricism
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the view that knowledge comes from experience through sense and that science should rely on observation and experimentation
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willhelm wundt
date significance who was wundts student |
1879
responsibile for the beginning of psychology titchener |
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evolution of psychology
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introspection to obers
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nature-nurture debate
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every psychological event is also a bilogical one.
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different perspectives that scientists study human behaviors
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neuroscientific
evolutionary behavior genetics psychodynamic behavioral cognitive social cultural |
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3 different fields of psychology
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basic research
applied research clinical applications |
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strucuralism
who |
aim to discover the elements of the mind
titchener |
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funtionalist
who |
explorations of down to earth emotions, memories, will power, habits, moment-to-moment streams of consciousness
james |
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humanistic psychology
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emphasizes the importance of current environmental influences on our growth potential, and the importance of meeting our needs for love and acceptance.
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nature nurture
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debate on whether human traits develop through experience of do we come equipped with them?
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natural selection
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ability for an organism to survive and reproduce in a particular environment
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levels of analysis
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differnt ideas that offer complementary outlooks
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biopsychological approach
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combines ideas of biological, psychological and social cultural factors
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counseling vs clinical psychologists
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help people cope with challenges
asses and treat disorders |
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why introspection is unreliable
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1. we dont know
2. sometimes we think we know, we are wrong 3. when we are wrong, we are often very confident we are correct. 4. natural laws are often not intuitive |
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theory and observation relation
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the circle between the two
one influences the other |
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hindsight bias
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i knew it all along phenomenon
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2 good traits to have
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humility
critical thinking |
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theory
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set of principles or behaviors that explain an event
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hypotheses
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testable predictions
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operational definition
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variable that is measurable
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operational definitions should be ___ and ___
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reliable
valid |
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culture influencing behavior
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specific attitudes and beavhiors may be different, but underlying principles are still the same
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does gender matter
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there are differences, but both genders and similarly human
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why we study animals
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simplicity of similar systems
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psychologys view on animals
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best scenario is onewhere we are concerned for humans and sensitive to animals that serve the welfare of both
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is psychology value free?
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no
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is psychology dangerous?
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has the power to decieve, but its purpose is to enlighten
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ethical principles developed by the american psychological associataion (4)
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1. obain consent
2. protect from harm, discomfort 3. treat information confidentially 4. fully explain the research afterwards (debrief) |
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case study
def - |
study one individual in depth
hard to generalize results |
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survery
def + - |
less in depth option where people report behavior or opinions
+easy to do -people can lie people just dont know wording of questions loss of control (extraneous factors) |
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naturalisitic observation
def - |
study natural condtions
loss of control of confounds lots of behaviors you cant observe |
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correlation, correlation coefficent
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compare one behavior to another
-1<r<1 |R|= strength of relationship (r=1 is perfect) |
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correlation and causation?
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correlation is not causation
3rd factor |
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illusory correlations
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we may notice random coincedences, we may forget that they are actually random
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experimentation
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manipulates a factor to determine its effect
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double blind procedure
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experiment with control and placebo
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placbeo effect
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no manipulations
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experimental condition
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person recieves treatment
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control condtion
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placebo
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independent variable
dependent variable |
one factor independent of others
several factors depending on what happens during the experiment |
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statistical information
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doubt big, round, undocumented numbers. apply everyday reasoning
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central tendency
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great range in numbers due to one far off result
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measures of variation (2)
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range
standard deviation |
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statistical significance
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represents the likleyhood of it happening not the importance of the result
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what if an experiment violates ethical guidelines?
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measure costs against benefits
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the best study
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a combination of several studies to produce converging operations
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the brains information system is composed of...
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nuerons
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dendrites
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recieve informaions
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axons
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fibers that pass information to the branches of the axon
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myelin sheath
what happens if it is destroyed |
fatty tissue that covers axons
multiple sclerosis- loss of muscle control |
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polarized state
action potential refractory period |
axon has more - than +
electrical charge that travels down the axon, let the "+'s" rush in + pushed back out |
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synapse/synaptic gap
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space between the axon and next dendrite
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chemical messengers
how are excess messengers dealt with? what releases them |
neurotransmitters
reputake synaptic vesicles |
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plasticity
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ability for the brain to adapt to other functions
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endorphins
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cause for a feel good feeling
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agonists vs antagonists
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excite vs inhibit
increase, decrease neurotransmitter release, or manipulate reputake |
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blood brain barrier
why it is bad |
enables brain to filter out unwanted chemicals
makes designing a drug hard |
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central nervous system
peripheral nervous system |
brain and spinal cord
links central nervous system with bodys sense receptorsw |
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sensory nuerons
motor nuerons how each system communicates |
sense vs body control
interneurons |
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somatic nervous system
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voluntary body control
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autonomic nervous system
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like auto pilot, but can be overrriden
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sympathetic nervous system
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increase bodily senses
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parasympathetic nervous system
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calms senses
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endocrine system
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releases hormones, resulting in a bodily response
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adrenal glands
where what |
on top of kidneys
releases adrenaline |
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glial cells
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in cortex, provide nutrients and insulating myelin, mop up neurotransmitters
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corpus callosum
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axon fibers connecting the brains two hemispheres
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basic biological functions are controlled by the...
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hindbrain, forebrain
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cerebral cortex (main brain)
functions of: frontal lobe temporal lobe occipital lobe parital lobe |
-behaviors
-speech -vision, recognizing objects -spatial info, percieving and learning |
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lower brain
functions of: medulla pons cerrebellum |
-basic functions:hearbeat, breathing
-sleep cycles -coordination |
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motor cortex
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controls movement
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primary somatosensory cortex
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recieves information
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auditory cortex
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guidatory info
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visual cortex
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sight
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wenickes area
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comprehension of auditory innput
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brocas area
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produce speech
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motor cortex
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ability to speak
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thalamus
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relays sensory info
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hippocampus
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memory
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hypothalamus
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reward, punishment
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amygdala
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emotions, especially agression and fear
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pituitoary gland
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master gland
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ways to study the brain
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pictures
manipulate brain EEG single cell autopsy |
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recovering from brain damadge
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plascticity
cells are able to self repair new cells are able to grow |
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how genes control behavior
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provide the code for creating protein molecules, the bulding block of physical development
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indentical vs fraternal twins
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1 vs 2 eggs
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heretability or a trait
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to which extent traits can related to personalities
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molecular genetics
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quest to identify how specific genes influence behavior
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